I heard about this company on an NPR podcast, and the mission sounded pretty cool and the founder talked about interesting customer experience points, but then

I heard about this company on an NPR podcast, and the mission sounded pretty cool and the founder talked about interesting customer experience points, but then I never saw Fast ever being used in practice. I think I read somewhere they only had like $600k in revenue despite raising >$100m. I wonder what was happening on their sales side… were businesses just really not interested? Was the product out of touch with business reality?